.bonus-extra-amount
{
    display: none !important;
}
.bonus-extra-percent{
    display: none !important;
}

select {
    appearance: none;
    outline: 0;
    background: white;
    background-image: none;
    width: 100%;
    height: 100%;
    color: black;
    cursor: pointer;
    border: 1px solid black;
    border-radius: 3px;
}
 
.select {
    position: relative;
    display: block;
    width: 15em;
    
    overflow: hidden;
    border-radius: .25em;
    padding-bottom: 10px;
}


select.minimal {
    background-image:
      linear-gradient(45deg, transparent 50%, gray 50%),
      linear-gradient(135deg, gray 50%, transparent 50%),
      linear-gradient(to right, #ccc, #ccc);
    background-position:
      calc(100% - 20px) calc(1em + 2px),
      calc(100% - 15px) calc(1em + 2px),
      calc(100% - 2.5em) 0.5em;
    background-size:
      5px 5px,
      5px 5px,
      1px 1.5em;
    background-repeat: no-repeat;
  }
  
  select.minimal:focus {
    background-image:
      linear-gradient(45deg, green 50%, transparent 50%),
      linear-gradient(135deg, transparent 50%, green 50%),
      linear-gradient(to right, #ccc, #ccc);
    background-position:
      calc(100% - 15px) 1em,
      calc(100% - 20px) 1em,
      calc(100% - 2.5em) 0.5em;
    background-size:
      5px 5px,
      5px 5px,
      1px 1.5em;
    background-repeat: no-repeat;
    border-color: green;
    outline: 0;
  }

  .btn {
    position: relative;
    color: #fff;
    font-weight: 500;
    padding: 8px 20px;
    font-size: 13px;
    line-height: 24px;
    letter-spacing: 0.01em;
    border-radius: 4px;
    min-width: 160px;
    border: 1px solid;
    display: inline-block;
    transition: all .4s ease;
  }

  .btn-primary {
    background: #7668fe;
    border-color: #7668fe;
  }
  